MBTA Transit Police
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The MBTA Transit Police has primary jurisdiction on MBTA property and vehicles in the cities and towns within the MBTA service area.


***I understand the audio is not super crisp, I am working on fixing this***

Agency: MBTA Transit Police (TPD)
Jurisdiction: MBTA Service Area though majority of operations seems to occur within the Greater Boston Area
Equipment: UV-5R
Notes: This is an audio only stream. There are sometimes are periods of dead air or unintelligble transmissions which is "known" activity in regards to the TPD analog frequencies.

Frequencies

  • Transit Police Primary - 470.66250 MHz - Dispatch
  • Transit Police Secondary - 483.56250 MHz - Secondary Dispatch

Radio Call Signs

Officers may utilize their “R Number” Radio Call Sign when communicating directly with another Officer regarding an administrative or non-call related issue (such as at a multiple Officer detail location). The appropriate Call Sign is the letter “R” followed by the Officer’s three digit Computer Identification Number (e.g., R ###).

Command Staff members will be assigned the following call signs:

  • Chief of Police - Tango One
  • Superintendent - Tango Two
  • Deputy Superintendent of Patrol Operations - Tango Three
  • Deputy Superintendent of Administrative Services - Tango Four
  • Deputy Superintendent of Investigative Services - Tango Five

Patrol Unit call signs consist of a single area designation followed by the appropriate three (3) digit “Unit description” number. The area designations are as follows

  • the designation “Alpha” will be utilized for all patrol units in Central District;
  • the designation “Bravo” will be utilized for all patrol units in North District;
  • the designation “Charlie” will be utilized for all patrol units in South District
  • the designation “Tango” will be utilized for all patrol units on the Last Half Shift

All Patrol Units will be identified by a three (3) digit “Unit Description” number assigned in accordance with the following guidelines

  • the first digit will designate the Sector of assignment (1 thru 7) within the District
  • the second digit will reflect the number (1 thru 3) of Officers in the Unit, the second digit for all Last Half Units will be 7
    • 1-single-Officer assignment
    • 2-two-Officer assignment
    • 3-line team assignment
    • Station Assignments will be called by their location
  • the third digit of all call signs will be a shift designation. 1 through 5 will designate a Day Shift assignment, 6 through 9 will designate an Evening Shift assignment. The third digit for all Last Half Units will be the unit designation
    • Alpha 131 is a two-Officer Day Shift line team assignment in the Central District
    • Bravo 211 is a single-Officer Day Shift cruiser in the North District
    • Charlie 616 is a single-Officer Evening Shift cruiser assignment in the South District
    • Tango 775 is a single-Officer cruiser on the Last Half shift
The Call Sign for Lieutenants is the designation “Lima” followed by their three digit Computer Identification Number (e.g., L ###). The Call Sign for Lieutenant Detectives is “Lima–Delta” followed by their three digit Computer Identification Number (e.g., LD ###).

The Call Sign for District Patrol Sergeants is the District identifier noted below (Alpha, Bravo, Charlie) followed by the designation “S” (Sierra) and their three digit Computer Identification Number (e.g., Alpha S ###). The Call Sign for Last Half Patrol Sergeants is the identifier Tango followed by the designation “S” (Sierra) and their three digit Computer Identification Number (e.g., Tango S ###). The Call Sign for Sergeant Detectives is “Sierra–Delta” followed by their three digit Computer Identification Number (e.g., Sierra D ###).

  • North District - Bravo Sierra ### (R#)
  • Central District - Alpha Sierra ### (R#)
  • South District - Charlie Sierra ### (R#)

Officers assigned to the K-9 Unit will utilize their “R Number” preceded by the call sign “Kilo”. Officers assigned to the Explosive Detection Unit (EDU) will utilize their “R Number” preceded by the call sign “Echo Tango” for EDU Technicians and K9s and “Echo Kilo” for EDU K9s.

Detectives will utilize their “R Number” preceded by the call sign “Delta”.

Officers assigned to Plain Clothes Point of Entry Policing shall utilize “PC” (Plain Clothes) the unit number 1, 2, 3, etc. pre- ceded by the District (Alpha, Bravo, Charlie)

Radio Response Codes

10-3 Call the Station
10-4 Received (Roger)
10-6 Arrived
10-7 Clear
10-9 Return to Headquarters
10-10 Request a Warrant Check/FIO
10-18 On Duty for Detail or Overtime + Location
10-19 Off Duty for Detail or Overtime + Location {81.2.4 b}
10-20 Request Break
10-21 Call Detail Unit
10-22 Call Home
10-40 Supervisor Inspection
10-41 Station Check
10-43 Directed Patrol
10-44 Bus Check
10-45 Bus Ride Along
10-50 Detective Off the Air on Investigation {81.2.4 b} 10-80 Revenue Escort
10-88 Open Sally Port Doors (Front/Rear)

Officers are advised that transportation personnel use radio codes to describe certain situations

Code 1 Fire or Smoke
Code 2 Person Under Train
Code 3 Train Derailed
Code 4 Send the Police
Code 5 Send Ambulance
Code 6 Unusual Occurrences
Code 7 Bomb Threat
Code 8 Civil Disorders

A copy of portions of their department manual can be seen here: https://farewell-ladmin.com/mbta-transit-pd-policies-and-procedures/